This guide is customized for your 2021 Honda PASSPORT
C1345: C1345: Brake System Pressure Sensor Circuit Malfunction
on 2021 Honda PASSPORT
Important for 2021 Honda PASSPORT Owners
Before starting repairs, verify which engine your 2021 Honda PASSPORT has. Check your VIN or engine code to ensure you order the correct parts.
📖 What Does C1345 Mean on 2021 Honda PASSPORT?
Symptoms
- • Spongy brake pedal
- • soft brake pedal
- • brake pedal may feel like it's sinking
- • brake pedal may feel like it's not responding
Common Causes
- • Faulty brake system pressure sensor
- • faulty wiring harness
- • faulty brake master cylinder
- • air in the brake system
How to Fix C1345 on 2021 Honda PASSPORT
1. Check the brake system pressure sensor for any signs of damage or corrosion. Replace if necessary. 2. Check the wiring harness for any signs of damage or corrosion. Repair or replace if necessary. 3. Bleed the brake system to remove any air that may be present. 4. Check the brake master cylinder for any signs of damage or corrosion. Replace if necessary.
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Related Diagnostic Codes
Other codes that may appear with C1345
C1343: Wheel Speed Sensor Malfunction
C1344: ABS System Malfunction
C1346: Rear Suspension Strut or Shock Absorber Fault
C1347: Steering Column Position Sensor Circuit Malfunction
💡 Why These Codes Are Related:
- • Similar Issues: Same root cause or component failure
- • Related Problems: Often occur together due to system interactions
- • Sequential Codes: Progressive failure stages or multiple sensors
- • Same System: Components within the same automotive system